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The US Army Corps of Engineers, Walla Walla District is seeking sources to supply two (2) generator stator air coolers and one (1) thrust bearing oil cooler to be used on the main units at Lower Monumental Lock and Dam. This will be a firm-fixed-price supply contract. The North American Industry Classification System (NAICS) code for this project is 333415 and the associated small business size standard is 1250 employees.

Summary Scope of Work - Stator air coolers are straight tube type with water boxes on either end. The new stator air coolers shall be designed for safe operation at a working water pressure of 50 psi.

Known technical data for existing stator air coolers:

Number of Coolers: 10 per main unit

Manufacturer: Perfex

Medium Passed Over Fins: Air

Medium Passed Through Tubes: Water

Cold Air Temperature: 104 F

Water Flow (Each Cooler): 120 GPM

Design Water Pressure: 50 psi

Max. Water Inlet Temperature: 75.2F

Pressure Drop of Water: 9 feet of water

Thrust bearing oil cooler assemblies are comprised of 2 semi-circular sections. Each cooler half is constructed of a frame supporting 24 finned tubes with a supply/discharge manifold at one end and a return header on the other end. There are two different length/radius combinations of the tubes; 12 each per section. The new thrust bearing coolers shall be designed for safe operation at a working water pressure of 100 psi. The new coolers shall provide equal or greater performance when compared to the existing coolers.

Known technical data for existing thrust bearing oil coolers:

Number of Sections: 2A

Location: Thrust Bearing Oil Reservoir

Manufacturer: Perfex, Wisconsin

Medium Passed Over Fins: Turbine Oil ISO 68

Medium Passed Through Tubes: Water

Water Flow Through Both Halves: 240 GPM

Supply Piping: Carbon Steel

Water Box Material: Carbon Steel

Tubes: Copper

Fins: Aluminum

Tube Sheets: Brass

A materials certification shall be provided with the shipment. Coolers shall be delivered to Lower Monumental Dam, Kahlotus, WA.

This is not a solicitation. This sources-sought announcement is a tool to identify businesses with the capability to accomplish the work. Firms who respond to this announcement by submitting the following information will be used in determining whether to set aside this requirement. Please do not respond to this notice unless you will be responding to the solicitation.

1) A capability statement expressing interest in this requirement, describing your company and its capability to complete a project of this scope, magnitude and complexity. Include a statement detailing any special qualifications and certifications, applicable to the scope of this project, held by your firm and/or in­house personnel.

2) A statement or list of your firm's current or past technical experience similar to or the same as the summary scope of work for this requirement. Include a brief description of each project scope, schedule, and dollar value.

3) A statement or list of your firm's current or past performance similar to or the same as the summary scope of work.

4) A statement of your firm's business size and type (Large Business, Women Owned Small Business, HUBZone, Service Disabled Veteran Owned, 8(a), Small Business, etc.). IF YOUR FIRM IS A LARGE BUSINESS, please indicate the approximate percentage of the work that you would expect to subcontract to small business concerns.

5) Name of firm with address, phone and point of contact.

6) CAGE Code and DUNS number or a copy of your System for Award Management (SAM)

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